Electric lamp lamp vessel provided with a light-absorbing...

Details Electric lamp lamp vessel provided with a light-absorbing... Electric lamp lamp vessel provided with a light-absorbing...

2006-05-16

2006-05-16

Williams, Joseph (Department: 2879)

Electric lamp and discharge devices

With optical device or special ray transmissive envelope

Polarizer or special ray transmission

C313S580000

Reexamination Certificate

active

07045937

ABSTRACT:
An electric lamp includes a light-transmitting lamp vessel which accommodates a light source. At least a part of the lamp vessel is provided with a light-absorbing coating which has stabilized pigments that are incorporated in a sol-gel matrix. Aminosilane is included in order to stabilize the pigments.

REFERENCES:
patent: 5445871 (1995-08-01), Murase et al.
patent: 5534748 (1996-07-01), Oomen
patent: 5731091 (1998-03-01), Schmidt et al.
patent: 6156388 (2000-12-01), Endres et al.
patent: 6342762 (2002-01-01), Young et al.
patent: 2001/0020812 (2001-09-01), Sagawa et al.
patent: 2005/0064208 (2005-03-01), Boehmer et al.

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